Upcoming era of ‘frugal computing’

Interesting think piece by Nick Carr on energy waste and computing and the coming environmental factors that will lead to an age of ‘frugal computing’.

Prickett Morgan calculates that, including secondary air-conditioning costs, the world’s PCs and servers eat up 2.5 trillion kilowatt-hours of energy every year, which, at 10 cents per kilowatt-hour, amounts to “$250 billion in hard, cold cash a year. Assuming that a server or PC is only used to do real work about 15 percent of the time, that means about $213 billion of that was absolutely wasted. If you were fair and added in the cost of coal mining, nuclear power plant maintenance and disposal of nuc